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| Query : 1991ApJ...376..480Z |
1991ApJ...376..480Z - Astrophys. J., 376, 480-489 (1991/July-3)
Variable soft X-ray excesses in active galactic nuclei from nonthermal electron-positron pair cascades.
ZDZIARSKI A.A. and COPPI P.S.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Galaxies: Nuclei - Galaxies: X-Rays - Radiation Mechanisms
Simbad objects: 2
| Number of rows : 2 |
| N | Identifier | Otype |
ICRS (J2000) RA |
ICRS (J2000) DEC |
Mag U | Mag B | Mag V | Mag R | Mag I | Sp type |
#ref
1850 - 2026 |
#notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ClG 1821+64 | ClG | 18 21 56.7276 | +64 20 55.841 | ~ | 511 | 1 | |||||
| 2 | 7C 1821+6419 | Sy1 | 18 21 57.2130271440 | +64 20 36.221312076 | 14.23 | 14.24 | ~ | 632 | 1 |
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